A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

A bridge is about to collapse. There are four people P, Q, R and S on one of the sides. Before the bridge collapses, they want to cross it. Now since the bridge is too weak, it can only stand the weight of two people at a time. Also, it is night time and nothing is visible. They have just one torch with them.

Now P takes one minute to cross the bridge, Q takes two minutes to cross, R takes five minutes to cross and S takes ten minutes to cross.

The bridge will collapse in seventeen minutes. How will they be able to cross the bridge before it collapses?

Why do you find that most of the buildings are deprived of the 13th floor?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Spot 5 differences in two Christmas tree below: